public void ConvertToQuaternion()
{
if (RotationType == BoneRotationType.Quaternion)
{
return;
}
RotationType = STBone.BoneRotationType.Quaternion;
ApplyTransforms();
//Update matrices
skeletonParent.reset();
skeletonParent.update();
}
public void LoadScene()
{
objects.Clear();
materials.Clear();
skeleton = new STSkeleton();
processNode();
var idenity = Matrix4x4.Identity;
BuildSkeletonNodes(scene.RootNode, BoneNames, skeleton, ref idenity);
skeleton.update();
skeleton.reset();
if (scene.HasMaterials)
{
foreach (Material mat in scene.Materials)
{
materials.Add(CreateGenericMaterial(mat));
}
}
foreach (Assimp.Animation animation in scene.Animations)
{
}
foreach (var tex in scene.Textures)
{
}
}
public void NextFrame(STSkeleton skeleton, bool isChild = false)
{
if (Frame >= FrameCount)
{
return;
}
if (Frame == 0 && !isChild)
{
skeleton.reset();
}
foreach (object child in Children)
{
if (child is Animation)
{
((Animation)child).SetFrame(Frame);
((Animation)child).NextFrame(skeleton, isChild: true);
}
}
bool Updated = false; // no need to update skeleton of animations that didn't change
foreach (KeyNode node in Bones)
{
// Get Skeleton Node
STBone b = null;
b = skeleton.getBone(node.Text);
if (b == null)
{
continue;
}
Updated = true;
b.pos.X = node.XPOS.GetValue(Frame);
b.pos.Y = node.YPOS.GetValue(Frame);
b.pos.Z = node.ZPOS.GetValue(Frame);
if (node.XSCA.HasAnimation())
{
b.sca.X = node.XSCA.GetValue(Frame);
}
else
{
b.sca.X = 1;
}
if (node.YSCA.HasAnimation())
{
b.sca.Y = node.YSCA.GetValue(Frame);
}
else
{
b.sca.Y = 1;
}
if (node.ZSCA.HasAnimation())
{
b.sca.Z = node.ZSCA.GetValue(Frame);
}
else
{
b.sca.Z = 1;
}
if (node.XROT.HasAnimation() || node.YROT.HasAnimation() || node.ZROT.HasAnimation())
{
if (node.RotType == RotationType.QUATERNION)
{
KeyFrame[] x = node.XROT.GetFrame(Frame);
KeyFrame[] y = node.YROT.GetFrame(Frame);
KeyFrame[] z = node.ZROT.GetFrame(Frame);
KeyFrame[] w = node.WROT.GetFrame(Frame);
Quaternion q1 = new Quaternion(x[0].Value, y[0].Value, z[0].Value, w[0].Value);
Quaternion q2 = new Quaternion(x[1].Value, y[1].Value, z[1].Value, w[1].Value);
if (x[0].Frame == Frame)
{
b.rot = q1;
}
else
if (x[1].Frame == Frame)
{
b.rot = q2;
}
else
{
b.rot = Quaternion.Slerp(q1, q2, (Frame - x[0].Frame) / (x[1].Frame - x[0].Frame));
}
}
else
if (node.RotType == RotationType.EULER)
{
float x = node.XROT.HasAnimation() ? node.XROT.GetValue(Frame) : b.rotation[0];
float y = node.YROT.HasAnimation() ? node.YROT.GetValue(Frame) : b.rotation[1];
float z = node.ZROT.HasAnimation() ? node.ZROT.GetValue(Frame) : b.rotation[2];
b.rot = EulerToQuat(z, y, x);
}
}
}
Frame += 1f;
if (Frame >= FrameCount)
{
Frame = 0;
}
if (!isChild && Updated)
{
skeleton.update();
}
}